The 4 clues are 1) color change 2) the formation of gas bubbles 3) formation of a precipitate 4) temperature change. I hope this helps
<span>There
is a change in quantity demanded as price changes. When something gets
cheaper, we have extra money left over in which we might buy more of
that item.</span>
I think it is B. 1950's, but that is just a guess so if I'm wrong then I'm sorry
Hope this helps. :)
The reason why tragedy doesn't exist in winston's world is : <span>There can be no tragedy if there is no emotion and no privacy.
Tragedy happen when someone experience an immense emotional distress due to an accident or unlikely occurrence that happened to them.</span>